Does space end?
This question was asked by Maisie, Mary, Thomas and Alisha from West Sussex, UK Space is big. It’s very big….
Category: Space
What is Galaxy Zoo?
In some areas of scientific study, producing data isn’t a problem; it’s analysing it all that can be difficult. Astronomy…
Why can’t astronauts have fizzy drinks in space?
Astronauts aboard the International Space Station (ISS) generally drink water but thanks to the NASA Isspresso machine they can also have hot…
What would happen if you fired a gun in space?
This question was asked by Leo and Sol from West Sussex, UK. The first thing to think about is whether…
Is there intelligent life in our universe?
Think about it like this. There are so many stars in the observable universe that there are roughly 10,000 for…
What are gravitational waves?
In 1915 Albert Einstein predicted that when objects with an extremely dense mass collided with each other in space they…
What’s the difference between an asteroid, a comet and a meteor?
I know, it sounds like the start of a joke! But these small bodies are often confused, so I thought…
What is the Goldilocks zone?
Most children know the story of Goldilocks and the Three Bears; a little girl breaks into a house, finds fault…
Why is there gravity on Earth but not in space?
This question was asked by Joseph from Plymouth, UK. Although gravity has always existed on Earth, it wasn’t until the…
Why is the moon sometimes visible during the day?
This question was asked by Lily from Gravesend, UK. When we’re small children we learn that the Sun is visible…